Synthesis of Binary Bi₂S₃/ZnO Nanorod Array Heterostructure and Their Photoelectrochemical Performance

Figure 10

Photoconversion efficiency as a function of applied voltage versus Ag/AgCl of (a) bare ZnO NRAs/ITO; (b) Bi₂S₃/ZnO NRAs prepared at 7 SILAR cycles under illumination intensity of 100 mWcm^-2 in 0.1 M Na₂SO₃ and 0.1 M Na₂S electrolyte mixture.